12. FRONT WHEEL/SUSPENSION/ STEERING STRYKER 125/150 INSPECTION Measure the front fork spring free length. Service Limit: mm replace if below Replace the spring with a new one if it exceeds the service limit. Set the front fork tube in V blocks and measure the tube runout. Service Limit: 0.2mm replace if over Check the front fork tube, bottom tube and Front Fork Bottom Tube Front Fork Tube piston for abnormal wear or damage and replace if necessary. Check the front fork piston ring for wear. Check the return spring for weakness or damage. Piston Return Spring Piston Ring 12-14